C Spire Wireless APN (Access Point Name) settings are necessary for internet connected through cellular networks like 4G and 5G for devices using C Spire Wireless SIM or eSIM. APN is basically the name of the gateway on the service provider. APN settings contain more settings like the type of APN, protocol in use, MMCC, MNC and more. APN settings also allow access to more services provided by the network. Requirements are an active SIM and data.
APN settings are normally sent to devices automatically but in some cases, they need to be set up manually. This article provides settings for both Android and iOS/iPhone.

APN on Android
Set APN on Android by navigating to;
- Settings
- Connections, Network & internet or Wireless & internet
- Mobile networks or SIMs then tap on your SIM
- Access point name
- Add ot tap the + icon on top right
Input the C Spire Wireless APN settings below.
C Spire Wireless APN for Android Devices
Leave the default setting or leave it blank where not indicated.
- Name: C Spire Wireless
- APN: internet.cs4glte.com
- MMSC: http://pix.cspire.com/servlets/mms
- MMS Proxy: 66.175.144.91
- Multimedia message port: 80
- MCC: 311
- MNC: 230
- APN type : default,mms,supl
- APN protocol : IPv4/IPv6
- APN roaming protocol : IPv4/IPv6
Save then select C Spire Wireless as your active APN.
APN on iPhone
Access APN location on iPhone by navigating to;
- Settings
- Cellular/ Mobile Data
- Cellular Data Network/Mobile Data Network
Then input the C Spire Wireless APN settings below.
C Spire Wireless APN for iPhone
Leave the username and password fields blank. Use the settings under APN and LTE sections.
- APN: internet.cs4glte.com
- Username:
- Password:
Tap the back arrow to save the settings. Restart your iPhone if it does not work immediately.